Efficiency analysis of listed pharmaceutical companies in China: A method combining three-stage DEA with undesirable output, PCA, and tobit regression

• Jiaqiang Sun,

  Roles Data curation, Formal analysis, Investigation, Resources, Software, Visualization, Writing – original draft, Writing – review & editing

  Affiliations Department of Social Science & Management, Faculty of Humanities, Management & Science, Universiti Putra Malaysia Bintulu Campus, Bintulu, Sarawak, Malaysia, Research and Development Center, Fujian Yongjing Technology Co., Ltd., Nanping, Fujian, China

  https://orcid.org/0009-0009-2422-4854

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• Anita Binti Rosli ,

  Roles Conceptualization, Methodology, Supervision

  * E-mail: GS67717@student.upm.edu.my, adrian@upm.edu.my

  Affiliation Department of Social Science & Management, Faculty of Humanities, Management & Science, Universiti Putra Malaysia Bintulu Campus, Bintulu, Sarawak, Malaysia

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• Adrian Daud

  Roles Conceptualization, Methodology, Supervision

  Affiliations Department of Social Science & Management, Faculty of Humanities, Management & Science, Universiti Putra Malaysia Bintulu Campus, Bintulu, Sarawak, Malaysia, Institute of Ecosystem Science Borneo, Universiti Putra Malaysia, Bintulu, Sarawak, Malaysia

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